This Total Access 750/850 AC Power Supply and Battery Charger provides an AC power source for the DC-powered Total Access chassis. The power supply mounts to the side of the Total Access 750/850 chassis or to the battery backup ystem. It is FCC, NEBS Level 3 and dUL 1950 compliant. It features modular connections, a status LED, auxiliary ground stud and a user accessible fuse.